1. Featherman, David L. and Hauser, Robert M. “Changes in the Socioeconomic Stratification of the Races, 1962–73.”American Journal of Sociology 82 (November 1976): 621–649.
2. Freeman, Richard B.Black Elite: The New Market for Highly Educated Black Americans. New York: McGraw-Hill, 1976.
3. Wharton, Jr., Clifton R. “Education and Black Americans: Yesterday, Today and Tomorrow.” Paper presented at the New York State Black and Puerto Rican Legislative Caucus, Inc., and New York State Conference of Branches, NAACP, February 19, 1978.
4. Whitman, David. “The Changing Nature of Race Relations since theCivil Rights Act,” Unpublished manuscript, Amherst College, Amherst Massachusetts, April 1978.
5. Wilson, William Julius.The Declining Significance of Race: Blacks and Changing American Institutions. Chicago: University of Chicago Press, 1978.